"The TS-439 Pro Turbo NAS presents a new definition of high scalability, high redundancy, large storage capacity and high stability NAS in the current market. The 4-bay NAS supports up to 6TB storage capacity which can be further expanded by connecting external hard drives to the five USB ports and two eSATA ports. Yet, the NAS is able to maintain low power consumption by the energy-saving Intel CPU which allows 24x7 operation in the business environment," says Troy Lin, Product Manager from QNAP. Moreover, the TS-439 Pro supports a wide range of business-class features such as iSCSI target service with Thin Provisioning and AES 256-bit volume-based encryption. Up to 8 iSCSI devices can be created for storage expansion or backup destination of the existing application servers on the network.

Versatile server functions are provided, e.g. file server, FTP server, DDNS support, Web server with built-in phpMyAdmin, Joomla, MySQL/ SQLite, editable php.ini, MySQL server and printer server (max 3 sets), etc. All these server functions can be accessed across Linux, UNIX, Mac, and Windows platforms. The TS-439 Pro also supports all-in-one XDove mail server by QPKG software expansion which enables the business users to establish their own mail server easily at the minimum cost. The Surveillance Station feature is available for the users to monitor and record the video from up four IP-based cameras to enhance the office security.